package com.cong.leetcode._32;

import org.junit.Test;

import java.util.HashSet;
import java.util.Set;

import static org.junit.Assert.*;

public class SolutionTest_32 {

    @Test
    public void longestValidParentheses() {
        int res = new Solution().longestValidParentheses("())()");
        System.out.println(res);
        Set<Character> c = new HashSet<>();


    }
}